lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Date:   Tue, 22 Jan 2019 16:21:28 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Solomon Peachy <pizza@...ftnet.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        linux-wireless@...r.kernel.org
Subject: [PATCH] cw1200: no need to check return value of debugfs_create functions

When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Cc: Solomon Peachy <pizza@...ftnet.org>
Cc: Kalle Valo <kvalo@...eaurora.org>
Cc: linux-wireless@...r.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/net/wireless/st/cw1200/debug.c | 26 ++++++--------------------
 1 file changed, 6 insertions(+), 20 deletions(-)

diff --git a/drivers/net/wireless/st/cw1200/debug.c b/drivers/net/wireless/st/cw1200/debug.c
index 2231ba08bc1f..d94266d9d0b8 100644
--- a/drivers/net/wireless/st/cw1200/debug.c
+++ b/drivers/net/wireless/st/cw1200/debug.c
@@ -371,28 +371,14 @@ int cw1200_debug_init(struct cw1200_common *priv)
 
 	d->debugfs_phy = debugfs_create_dir("cw1200",
 					    priv->hw->wiphy->debugfsdir);
-	if (!d->debugfs_phy)
-		goto err;
-
-	if (!debugfs_create_file("status", 0400, d->debugfs_phy,
-				 priv, &cw1200_status_fops))
-		goto err;
-
-	if (!debugfs_create_file("counters", 0400, d->debugfs_phy,
-				 priv, &cw1200_counters_fops))
-		goto err;
-
-	if (!debugfs_create_file("wsm_dumps", 0200, d->debugfs_phy,
-				 priv, &fops_wsm_dumps))
-		goto err;
+	debugfs_create_file("status", 0400, d->debugfs_phy, priv,
+			    &cw1200_status_fops);
+	debugfs_create_file("counters", 0400, d->debugfs_phy, priv,
+			    &cw1200_counters_fops);
+	debugfs_create_file("wsm_dumps", 0200, d->debugfs_phy, priv,
+			    &fops_wsm_dumps);
 
 	return 0;
-
-err:
-	priv->debug = NULL;
-	debugfs_remove_recursive(d->debugfs_phy);
-	kfree(d);
-	return ret;
 }
 
 void cw1200_debug_release(struct cw1200_common *priv)
-- 
2.20.1

Powered by blists - more mailing lists